The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jan. 21, 2003

Filed:

Jun. 05, 2000
Applicant:
Inventor:

Gerlad F. Neisen, Rockport, TX (US);

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B63H 2/132 ; F16L 2/100 ;
U.S. Cl.
CPC ...
B63H 2/132 ; F16L 2/100 ;
Abstract

A propulsion system having a low-friction exhaust bellows relative to an engine located in the interior of a marine vessel is provided. The engine has an exhaust discharge member in communication with a propulsion unit, and an exhaust passage having an exterior coupling member flexibly connected to pass exhaust from the exhaust discharge member to the propulsion unit. The interior surface of the passage is configured to provide a relatively smooth surface to the exhaust passing therein.


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